<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        body {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            background-color: #000;
        }

        .data-center {
            width: 100%;
            margin: 10px auto;
        }

        .data-center header {
            width: 630px;
            height: 120px;
            border: 5px solid rgb(28, 240, 29);
            margin: 0 auto;
            display: flex;
            justify-content: center;
            align-items: center;
            text-align: center;

        }

        header h1 {
            color: rgb(28, 240, 29);

        }

        section .system-status {
            width: 250px;
            height: 200px;
            border: 3px solid rgb(28, 240, 29);
            margin: 30px auto 15px auto;
            padding: 10px;
            transition: all 0.5s;
        }

        .system-status:hover {
            transform: scale(1.2);
        }


        section .system-status .sys-border {
            width: 100%;
            height: 100%;
            margin: -2px;
            color: rgb(28, 240, 29);
        }

        .sys-border h2 {
            text-align: center;
            border-bottom: 3px dashed rgb(28, 240, 29);
            margin: 0 auto 8px;
            height: 40px;
        }


        .sys-border li {
            width: 89%;
            height: 40px;
            margin-left: 5px;
            border-left: 4px solid rgb(18, 249, 249);
            padding-left: 15px;
            background-color: rgb(42, 42, 42);
            line-height: 40px;
            list-style: none;
            margin-bottom: 10px;

        }

        .sys-border:hover {
            border: 3px solid rgb(39, 240, 240);

        }
    </style>
</head>

<body>
    <div class="data-center">
        <header>
            <h1>数据中心</h1>
        </header>
        <section>
            <div class="system-status">
                <div class="sys-border sys-child">
                    <h2>系统状态</h2>
                    <li><span>CPU占用：</span><span style="color: rgb(39, 240, 240);">85%</span></li>
                    <li><span>内存使用：</span><span style="color: rgb(39, 240, 240);">72%</span></li>
                    <li><span>网络连接：</span><span>稳定</span></li>
                </div>
            </div>
            <div class="system-status">
                <div class="sys-border sys-child">
                    <h2>安全监控</h2>
                    <li><span>入侵尝试：</span><span style="color: red;">3次</span></li>
                    <li><span>防火墙状态：</span><span>激活</span></li>
                    <li><span>数据加密：</span><span style="color: rgb(39, 240, 240);">100%</span></li>
                </div>
            </div>
        </section>
    </div>
</body>

</html>